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Distinguish between imbibition and diffusion.
Answer

Imbibition

Diffusion

1. It is the proces by which solid absorbs water and swells up without getting dissolved.

2. In this only water or liquid is absorbed.

3. Imbibant is required.

4. Due to imbibition pressure is increased.

 

1. It is the diffusion of molecules from higher concentration to lower concentration.

2. This may occur in water, liquids, solids and gases.

3. Imbibant is not required .

4. The pressure is reduced after diffusion.